Her public service career spanned provincial, federal and international borders. She served as a deputy minister of culture and youth in Saskatchewan and was later assistant deputy minister at Environment Canada.

She has also been executive director of the United Nations Environment Program.

“Ms. Dowdeswell has a wealth of expertise in education and public service, and has dedicated herself to the betterment of her community, province, and country," said Harper. "Her impressive skill set and vast domestic and international experience are exceptionally well-suited to promoting Ontario’s future, and I am confident that she will bring a fresh and dynamic perspective to the position.”

Dowdeswell replaces David Onley, who held the position for seven years.